Thomas Liebig is Senior Migration Specialist in the International Migration Division of the OECD in Paris. He is notably in charge of the work on the integration of immigrants and their children. Among other projects, he led in-depth country studies on integration in 15 OECD countries as well as international comparative work on the integration of children of immigrants, the integration of refugees, the socio-economic impact of naturalisation, discrimination against migrants, the labour market impact of free mobility, and the fiscal impact of immigration. He also led a number of country studies on the management of labour migration. He has also been in charge of an OECD-wide project that aims at identifying good practices for getting the most out of diversity for businesses and societies at large. In February 2019, he was appointed member of the expert commission on integration capacity by the German federal government.